877acb5a8f
- Implemented exercises for array high-order methods, memory and execution, switch statements, and final review. - Added starter and answer files for each exercise to facilitate learning. - Created a runner HTML file to execute JavaScript code and display console outputs. - Updated README files to include exercise objectives, tasks, and usage instructions.
29 lines
668 B
Markdown
29 lines
668 B
Markdown
# 练习 3：运算符和条件判断
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## 目标
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学会比较数据，并根据不同条件输出不同结果。
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## 你要练什么
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- 算术运算符
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- 比较运算符
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- 逻辑运算符
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- `if...else if...else`
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## 任务
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请完成一个“成绩评级”脚本，要求：
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- 根据分数计算是否及格
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- 根据分数输出等级
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- 90 分及以上为 A
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- 80 到 89 为 B
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- 60 到 79 为 C
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- 60 以下为 D
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## 文件
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- [starter.js](/Users/lijiaqing/home/wwwroot/front-end-example/03-javascript-core/03-operators-and-conditions/starter.js)
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- [answer.js](/Users/lijiaqing/home/wwwroot/front-end-example/03-javascript-core/03-operators-and-conditions/answer.js)
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